查询词典 sodium thiosulfate

Diallyl trisulfide was synthesized with a yield of 76.4% based on sodium thiosulfate, allyl bromide and sodium sulfide. And diallyl tetrasulfide was synthesized by the reaction of sulfur monochloride with ally1 mercaptan with a yield of 81.0%.

以硫代硫酸钠、烯丙基澳和硫化钠为原料，合成了二烯丙基三硫，产率为76.4%；以一氯化硫和烯丙硫醇为原料合成了二烯丙基四硫，产率为81.0%。

The optimized formula was gained by orthogonal test as follows: 80 g/L of meta-nitrobenzine sodium sulfonate,37.5 g/L of monoethanolamine,30 g/L of glycine,4.5 g/L of sodium thiosulfate and 0.03 g/L of lauryl sodium sulfate.

1前言尽管电镀技术愈来愈先进，但是出现不合格镀层总是难免的，因此，不合格镀层的退除和重新施镀，对资源的再生与合理应用具有重要意义。

Company sulphur, sodium thiosulfate for the main field, sulphur, sales of 60000-80000 tons of sodium thiosulfate in sales of 8,000 tons, and annual sales of 67 million yuan, is the Northeast regional sales sulfur professional firms .

公司以硫磺、硫代硫酸钠为主营领域，硫磺年销售量为60000-80000吨，硫代硫酸钠年销售量8000吨，年销售额为人民币6700万元，是东北地区销售硫磺的专业公司。

Chemical method that is used chlorine sodium thiosulfate, the proportion of water per 10 kg plus 1 gram of sodium thiosulfate, stirring dissolved, you can use.

化学法即用硫代硫酸钠除氯，其比例为每10公斤水加1克硫代硫酸钠，搅拌溶解后，即可使用。

Our company main products are: sodium bisulfite, anhydrous sodium sulfite, sodium sulfite, sodium thiosulfate, protopine.

本公司主导产品有：亚硫酸氢钠、无水亚硫酸钠、焦亚硫酸钠、硫代硫酸钠、片碱。

Avoid contact of skin and eyes with sodium thiosulfate solution. 3 '-Chloro-4 '-methoxyacetophenone and 4-methoxy- benzoic acid are irritants.

避免接触皮肤和眼睛thiosulfate钠溶液的-methoxyacetophenone -Chloro-4.3 '和4-methoxy -苯甲酸是刺激物。

According to the reducibility of sodium thiosulfate ,the interference of sulfite is eliminated by formaldehyde and sodium thiosulfate is determined by indirect iodimetry with addition of excessive iodine.

根据硫代硫酸钠的还原性，以甲醛消除亚硫酸盐的干扰，加过量碘，间接法测定硫代硫酸钠。

The seaweed is pretreated with a 40% sodium hydroxide solution at 60℃ for 16-20 hours, followed by washing with water and bleaching with 0.6% sodium chlorite or 0.2% sodittm hypochlorite at pH 1.5-2.5, then reducing with 2 % sodium thiosulfate the dry weight of seaweeds taken as 100 percent...

经合浦水产公司冷冻厂和本院附属工厂实践检验，结果表明，采用这个新工艺具有生产周期短，工艺操作容易掌握，生产设备简单，建厂投资少，成本低等优点；更重要的是凝胶强度由普遍600克/cm~2以下提高到1000～1700克/cm~2，超过出口商品的标准，为国产琼胶进入国际市场开辟了新的途径。

The mortality of mice from tartar emetic was observed after concomitant injections of 5 testing drugs (procaine-HCl, sodium phenyl acetate, sodium αα'-dimercaptoadipate, sodium mercaptosuccinate and sodium thiosulfate).

二普鲁卡因、苯乙酸钠、aa′-二巯基己二酸钠及巯基丁二酸钠能使小鼠腹腔注射吐酒石急性及亚急性中毒死亡率明显地减低，而硫代硫酸钠则无效。

Sodium hydrosulfite,hydrogen peroxide,sodium percarbonate,sodium sulfite,rongalite C,zinc oxide,sodium thiosulfate,carbon dioxide,dry ice,methanol,formalin,urea,sodium carbonate,ammonium chloride.

提供产品：连二亚硫酸钠，过氧化氢，过氧碳酸钠，亚硫酸钠，雕百块，氧化锌，硫代硫酸钠，二氧化碳，干冰，甲醇，甲醛，尿素，纯碱，氯化铵。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。